1427662 has 4 divisors (see below), whose sum is σ = 2141496.
Its totient is φ = 713830.
The previous prime is 1427653. The next prime is 1427663. The reversal of 1427662 is 2667241.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 1427662.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1427663) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356914 + ... + 356917.
It is an arithmetic number, because the mean of its divisors is an integer number (535374).
21427662 is an apocalyptic number.
1427662 is a deficient number, since it is larger than the sum of its proper divisors (713834).
1427662 is an equidigital number, since it uses as much as digits as its factorization.
1427662 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 713833.
The product of its digits is 4032, while the sum is 28.
The square root of 1427662 is about 1194.8481075015.
The cubic root of 1427662 is about 112.6008839912.
The spelling of 1427662 in words is "one million, four hundred twenty-seven thousand, six hundred sixty-two".